.footer_ {
    height: 500px;
    width: 100%;
    background-color: #242933;
}

.footer_ .footer_top {
    height: 100%;
    width: 1192px;
    margin: 0 auto;
}

.footer_left {
    width: 716px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    float: left;
}

.footer_left dl dt {
    color: white;
    font-size: 16px;
    margin: 76px 0 30px 0;
}

.footer_left dl dd {
    color: #6c707b;
    font-size: 14px;
    line-height: 34px;
}

.footer_right {
    width: 244px;
    height: 100%;
    float: right;
}

.footer_right ul {
    height: 432px;
    margin-top: 76px;
    color: #bdbec7;
    font-size: 16px;
}

.footer_right ul li:nth-child(2),
.footer_right ul li:nth-child(3),
.footer_right ul li:nth-child(4) {
    margin-top: 24px;
    line-height: 25px;
}

.footer_right ul li:nth-child(5) {
    margin-top: 30px;
    line-height: 30px;
}

.footer_right ul span {
    font-size: 25px;
}

.footer_right ul li b {
    color: blue;
    font-size: 24px;
}

.footer_right ul li i {
    font-style: normal;
    font-size: 12px;
}

.footer_right ul li p span {
    display: inline-block;
    width: 34px;
    height: 34px;
    color: black;
    text-align: center;
    line-height: 34px;
    background-color: #bdbfc2;
    border-radius: 15px;
    margin-left: 8px;
}

.footer_end {
    width: 100%;
    height: 70px;
    line-height: 70px;
    color: #c6cbff;
    background-color: #415fff;
    font-size: 14px;
}

.footer_end div {
    width: 1192px;
    height: 100%;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
}

.backTop {
    display: none;
    position: fixed;
    width: 74px;
    height: 46px;
    background-color: #393e48;
    border-radius: 20px;
    bottom: 88px;
    right: 58px;
    text-align: center;
    opacity: 0.4;
}

.backTop .iconfont {
    font-size: 30px;
    line-height: 50px;
    color: white;
}